E19 Earphone Class A  Amplifier Board K2381 J407 Amp FET Dual AC12V
  • E19 Earphone Class A  Amplifier Board K2381 J407 Amp FET Dual AC12V
  • E19 Earphone Class A  Amplifier Board K2381 J407 Amp FET Dual AC12V
  • E19 Earphone Class A  Amplifier Board K2381 J407 Amp FET Dual AC12V
  • E19 Earphone Class A  Amplifier Board K2381 J407 Amp FET Dual AC12V
  • E19 Earphone Class A Amplifier Board K2381 J407 Amp FET Dual AC12V

  • SKU:27120
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  • Price:$23.90
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    Price /Unit $23.42 $22.94 $22.23 $21.27 Contact US

E19 Earphone Class A  Amplifier Board K2381 J407 Amp FET Dual AC12V

Description:
1.Using Original imported K2381 J407 FET
2.Electrolytic capacitor signal main circuit adopts famous brand in Taiwan, the main filter capacitor using  Three camps dedicated electrolytic capacitors, Capacity 4 × 6800UF ,Full-wave bridge rectifier circuit,, to ensure strong support for a steady stream of power.
3.Resistance using Rings metal resistance, the main circuit employs a  precision of ± 1% metal film resistors rings,ensure the machine a good signal to noise ratio.
4.PCB using 1.6mm thick sheet double-sided, 2.0 oz copper thickness, HASL whole process to ensure that the size of the current have a good performance. First-class quality.
5.Fully enclosed dust-proof Potentiometer, more stable performance, more durable than ordinary potentiometer!
6.Using fully high current 127 shielded inductor, to ensure sound crisp and powerful.
7. Using C1237 BTL speaker protection circuit, effectively eliminating the impact sound switch and DC output protection.

Basic performance parameters:
- Power supply voltage: AC12V double
- PCB size: 133 * 108
- Quiescent Current Max: 0.1A

Package list:
- 1 x E19 Earphone Class A  Amplifier Board

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